# -*- coding: utf-8 -*-

# a = 1
# def fn():
#     global b
#     b = 2
#     print('内部a = ',b)
#     print(locals())
# fn()
# print('外部a=',a)
# print(locals())
# print(locals())

def  fn():
    print("fn")
# def fn2(x):
#     print(x,'-----')
#     x()
# fn2(fn)

# def fn2(x):
#     print(x,'-----')
#     return x
# x = fn2(fn)
# x()
# fn2(fn)()
# print(x,'111111')
# x()


